15-minute chicken & halloumi burgers

Name: 15-minute chicken & halloumi burgers
Prep time: 5 min
Cook time: 30 min
Total time: 35 min
Cuisine: American, Portuguese
Ingredients: 2 skinless chicken breasts; 1 tbsp oil , plus extra for frying the halloumi, if needed; 4 tbsp piri-piri sauce or other mild chilli sauce, plus extra for drizzling; ½ lemon , juiced; burger buns , split in half; 250g block lighter halloumi , sliced into 8 pieces; ¼ small white cabbage , finely sliced; 2 tbsp mayonnaise; 4 tbsp hummus , tzatziki or soured cream & chive dip; handful of rocket or 4-8 soft lettuce leaves; 2 large roasted red peppers from a jar, drained and sliced